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Cheap flights from Austin to Saint Croix from $275

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Saint Croix departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
7:15 am - 3:40 pm
AUS
-
STX
6h 25m
1 stop
Spirit Airlines Logo
4:37 pm - 4:04 pm
STX
-
AUS
25h 27m
2 stops
$275Spirit Airlines
Fri, Feb 20 - Mon, Feb 23
Multiple Airlines Logo
11:34 am - 2:40 pm
AUS
-
STX
26h 06m
1 stop
Multiple Airlines Logo
3:31 pm - 3:15 pm
STX
-
AUS
24h 44m
2 stops
$299Multiple Airlines
Sun, Mar 8 - Sat, Mar 14
Spirit Airlines Logo
11:34 am - 2:40 pm
AUS
-
STX
26h 06m
1 stop
Spirit Airlines Logo
3:31 pm - 11:32 pm
STX
-
AUS
9h 01m
1 stop
$302Spirit Airlines
Sun, Mar 8 - Sat, Mar 14
Spirit Airlines Logo
7:15 am - 3:40 pm
AUS
-
STX
6h 25m
1 stop
Spirit Airlines Logo
4:37 pm - 11:21 pm
STX
-
AUS
32h 44m
3 stops
$316Spirit Airlines
Fri, Feb 20 - Mon, Feb 23
Spirit Airlines Logo
4:59 pm - 3:40 pm
AUS
-
STX
20h 41m
2 stops
Spirit Airlines Logo
4:37 pm - 11:21 pm
STX
-
AUS
32h 44m
3 stops
$356Spirit Airlines
Fri, Feb 20 - Mon, Feb 23
American Airlines Logo
6:26 pm - 1:53 pm
AUS
-
STX
17h 27m
1 stop
American Airlines Logo
6:27 pm - 12:18 am
STX
-
AUS
7h 51m
1 stop
$364American Airlines
Wed, Feb 18 - Sun, Feb 22
American Airlines Logo
5:15 am - 12:56 pm
AUS
-
STX
6h 41m
1 stop
American Airlines Logo
5:14 pm - 11:48 am
STX
-
AUS
19h 34m
2 stops
$368American Airlines
Mon, Mar 30 - Wed, Apr 15
Spirit Airlines Logo
4:59 pm - 3:40 pm
AUS
-
STX
20h 41m
3 stops
Spirit Airlines Logo
4:37 pm - 11:21 pm
STX
-
AUS
32h 44m
3 stops
$408Spirit Airlines
Fri, Feb 20 - Mon, Feb 23
American Airlines Logo
5:15 am - 4:27 pm
AUS
-
STX
10h 12m
1 stop
American Airlines Logo
5:14 pm - 5:00 pm
STX
-
AUS
24h 46m
1 stop
$426American Airlines
Tue, Mar 31 - Tue, Apr 14
American Airlines Logo
7:28 am - 5:37 pm
AUS
-
STX
8h 09m
1 stop
American Airlines Logo
3:38 pm - 11:45 pm
STX
-
AUS
9h 07m
1 stop
$430American Airlines
Fri, Mar 6 - Mon, Mar 9

American Airlines flights from Austin to Saint Croix

Our best American Airlines deals on Austin to Saint Croix flight tickets
American Airlines
Feb 18
AUS5:15 amAustin Bergstrom
10h 22m
1 stop
STX5:37 pmChristiansted Henry Rohlsen
Feb 22
STX2:45 pmChristiansted Henry Rohlsen
11h 33m
1 stop
AUS12:18 amAustin Bergstrom
$364
American Airlines
Mar 30
AUS5:15 amAustin Bergstrom
6h 41m
1 stop
STX12:56 pmChristiansted Henry Rohlsen
Apr 15
STX5:14 pmChristiansted Henry Rohlsen
19h 34m
2 stops
AUS11:48 amAustin Bergstrom
$368
American Airlines
Mar 31
AUS5:15 amAustin Bergstrom
10h 12m
1 stop
STX4:27 pmChristiansted Henry Rohlsen
Apr 14
STX5:14 pmChristiansted Henry Rohlsen
24h 46m
1 stop
AUS5:00 pmAustin Bergstrom
$426

Spirit Airlines flights from Austin to Saint Croix

Our best Spirit Airlines deals on Austin to Saint Croix flight tickets
Spirit Airlines
Feb 20
AUS7:15 amAustin Bergstrom
6h 25m
1 stop
STX3:40 pmChristiansted Henry Rohlsen
Feb 23
STX4:37 pmChristiansted Henry Rohlsen
25h 27m
2 stops
AUS4:04 pmAustin Bergstrom
$275
Spirit Airlines
Mar 8
AUS11:34 amAustin Bergstrom
26h 06m
1 stop
STX2:40 pmChristiansted Henry Rohlsen
Mar 14
STX3:31 pmChristiansted Henry Rohlsen
9h 01m
1 stop
AUS11:32 pmAustin Bergstrom
$302
Spirit Airlines
Feb 20
AUS7:15 amAustin Bergstrom
6h 25m
1 stop
STX3:40 pmChristiansted Henry Rohlsen
Feb 23
STX4:37 pmChristiansted Henry Rohlsen
32h 44m
3 stops
AUS11:21 pmAustin Bergstrom
$316

momondo Fare Finder

 
Customize your flight search to find flights from Austin to Saint Croix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Austin to Saint Croix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Fri 2/20

7:15 am-3:40 pm

1 stop6h 25m

Christiansted Henry Rohlsen

Mon 2/23

4:37 pm-4:04 pm

2 stops25h 27m

$275

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Sun 3/8

11:34 am-2:40 pm

1 stop26h 06m

Christiansted Henry Rohlsen

Sat 3/14

3:31 pm-3:15 pm

2 stops24h 44m

$299

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Sun 3/8

11:34 am-2:40 pm

1 stop26h 06m

Christiansted Henry Rohlsen

Sat 3/14

3:31 pm-11:32 pm

1 stop9h 01m

$302

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Fri 2/20

7:15 am-3:40 pm

1 stop6h 25m

Christiansted Henry Rohlsen

Mon 2/23

4:37 pm-11:21 pm

3 stops32h 44m

$316

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Fri 2/20

4:59 pm-3:40 pm

2 stops20h 41m

Christiansted Henry Rohlsen

Mon 2/23

4:37 pm-11:21 pm

3 stops32h 44m

$356

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Wed 2/18

6:26 pm-1:53 pm

1 stop17h 27m

Christiansted Henry Rohlsen

Sun 2/22

6:27 pm-12:18 am

1 stop7h 51m

$364

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Mon 3/30

5:15 am-12:56 pm

1 stop6h 41m

Christiansted Henry Rohlsen

Wed 4/15

5:14 pm-11:48 am

2 stops19h 34m

$368

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Fri 2/20

4:59 pm-3:40 pm

3 stops20h 41m

Christiansted Henry Rohlsen

Mon 2/23

4:37 pm-11:21 pm

3 stops32h 44m

$408

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Tue 3/31

5:15 am-4:27 pm

1 stop10h 12m

Christiansted Henry Rohlsen

Tue 4/14

5:14 pm-5:00 pm

1 stop24h 46m

$426

AustinChristiansted

AUS - STX

AUSSTX

Austin Bergstrom

Fri 3/6

7:28 am-5:37 pm

1 stop8h 09m

Christiansted Henry Rohlsen

Mon 3/9

3:38 pm-11:45 pm

1 stop9h 07m

$430

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Saint Croix from

How to get the cheapest flight ticket from Austin to Saint Croix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Austin to Saint Croix flights?

You could potentially save up to 14% on your flight if you consider stops on a Austin to Saint Croix flight.

Cheap Austin to Saint Croix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Saint Croix

Fastest flight time

6h 13m

Direct flights

None
The fastest flight from Austin to Saint Croix takes 6h 13m
There are no direct flights from Austin to Saint Croix. There are no popular flight routes from Austin to Saint Croix.
Search flight deals

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Saint Croix?

    Prices for flights from Austin Bergstrom Airport to Saint Croix are updated daily.

  • How many operators does momondo search for flights from Austin Bergstrom Airport to Saint Croix?

  • How old do you have to be to fly from Austin Bergstrom Airport to Saint Croix?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Austin Bergstrom Airport to Saint Croix.

  • What documentation or ID do you need to fly to Saint Croix?

    The required travel and health documents for your Saint Croix trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Croix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Austin to Saint Croix

Compare and see reviews for airlines that fly from Austin to Saint Croix with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $229Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
American AirlinesPriceFrom $394Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Saint Croix?

It is quick and easy to find Austin to Saint Croix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Croix that suits you.

Can I find flights from Austin to Saint Croix with flexible booking policies on momondo?

Flights from Austin to Saint Croix with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Austin to Saint Croix?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Saint Croix.

I’m not ready to book a flight from Austin to Saint Croix right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Austin to Saint Croix flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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